Browser Compatibility Check BugIeCssHackUnderscoreFilter


The CSS underscore filter hack no longer works in IE7 or later.


Underscored property names are treated as custom properties in IE7. Conditional comments are a fully supported, standards-compliant alternative.

Applicable Standards

Change history

This page describes a web site issue detected by SortSite Desktop and OnDemand Suite.

Rule ID: BugIeCssHackUnderscoreFilter